Build(deps): Bump django in /examples/django_mongoengine

Bumps [django](https://github.com/django/django) from 3.2.24 to 3.2.25.
- [Commits](django/django@3.2.24...3.2.25)

---
updated-dependencies:
- dependency-name: django
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

examples/django_mongoengine/requirements.txt

@@ -1,4 +1,4 @@
-Django==3.2.24
+Django==3.2.25
 pytest==4.6.3
 pytest-django==3.5.1
 mongoengine==0.27.0